Can I install a keyed lock in my sliding patio door if it didn't come with one?Roger E., Katy, Texas You have two options: You can get a general retrofit kit from an outfit like Swisco.com (it bills ...

Dear James: Our swinging doors use a lot of wall space when open. Our house is small, so we want to install sliding or folding doors. Which design is better and how are they installed? - Marcia L.

Smart locks offer app-based features for deadbolts, retrofits, levers and more: Here's how you should choose the right one. Tyler Lacoma Editor / Home Security and Smart Home Tyler has worked on, ...